Species Details

ABH: 73.003

BF: 2432

Family: Noctuidae

Subfamily: Plusiinae

Taxon: Trichoplusia ni

Authority: (Hübner, [1803])

Vernacular: Ni Moth

Account: Immigrant, from southern Europe, appearing erratically as an immigrant north to Cumbria, increasingly annual in occurrence, sometimes in good numbers, and breeding in favourable years Must be separated from the far more numerous immigrant Silver Y Autographa gamma, which has the silver Y mark unbroken (in Ni Moth, the tail of the Y is detached from the body), and the much darker Scarce Silver Y Syngrapha interrogationis, which also occurs as an immigrant in southern counties and which is resident in northern Britain. Larva polyphagous on various herbaceous plants, including Sea Rocket and Mouse-ear Hawkweed, but unable to over-winter in significant numbers.

Accounts provided by and used with the kind permission of Mike Wall, Hampshire County Moth Recorder. These will in due course be gradually replaced with species accounts with a Surrey context.

Wingspan: 30 — 40 mm

Surrey Flight Period: 26 May (2006) — 17 Sep (1922)

The flight period of overwintering adults are not given. See the flight chart below the distribution map.

Foodplant: Cakile maritima (Sea Rocket), Calendula sp.

Foodplant accounts are from the HOSTS database — Natural History Museum, London, UK. (CC0).

Status: Migrant

UK BAP:

WCA:

Click here to view the full geology map of Surrey.

Verification Grade: 2 — Care needed to identify, an image may be required 🤔
Further Information: https://www.ukmoths.org.uk/species/trichoplusia-ni/
Statistics

* Based on adult records only.

Records: 11

Individuals: 7

Earliest Year: 1896

Latest Year: 2015

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